SB2012100122 - Cross-site scripting in smarty.php.net Smarty

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site scripting (CVE-ID: CVE-2012-4437)

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in the SmartyException class in Smarty (aka smarty-php) before 3.1.12. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• http://advisories.mageia.org/MGASA-2014-0468.html
• http://code.google.com/p/smarty-php/source/browse/trunk/distribution/change_log.txt
• http://code.google.com/p/smarty-php/source/detail?r=4658
• http://jvn.jp/en/jp/JVN63650108/index.html
• http://jvndb.jvn.jp/ja/contents/2012/JVNDB-2012-000094.html
• http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088138.html
• http://secunia.com/advisories/50589
• http://www.mandriva.com/security/advisories?name=MDVSA-2014:221
• http://www.openwall.com/lists/oss-security/2012/09/19/1
• http://www.openwall.com/lists/oss-security/2012/09/20/3
• http://www.securityfocus.com/bid/55506